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authorSami Tolvanen <samitolvanen@google.com>2017-10-25 12:33:58 -0700
committerSami Tolvanen <samitolvanen@google.com>2018-04-26 16:03:35 -0700
commite68f37bdf3afaeaba36f6a166d0beb06bd53c53a (patch)
tree0ed2206c8426594420565df4d1c1660b83153f87 /scripts
parent3571151aaef3a5009360106d2bc9cb1ece04a12d (diff)
FROMLIST: kbuild: add ld-name macro
GNU gold may require different flags than GNU ld. Add a macro for detecting the linker. Bug: 62093296 Bug: 67506682 Change-Id: I777f14bf4fd902de1f8dc73d7ecc3c0403eae5f5 (am from https://patchwork.kernel.org/patch/10085775/) Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Diffstat (limited to 'scripts')
-rw-r--r--scripts/Kbuild.include4
1 files changed, 4 insertions, 0 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index b2c913479f9a..ae167b7b187b 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -204,6 +204,10 @@ ld-option = $(call try-run,\
# Important: no spaces around options
ar-option = $(call try-run, $(AR) rc$(1) "$$TMP",$(1),$(2))
+# ld-name
+# Expands to either bfd or gold
+ld-name = $(shell $(LD) -v 2>&1 | grep -q "GNU gold" && echo gold || echo bfd)
+
# ld-version
# Note this is mainly for HJ Lu's 3 number binutil versions
ld-version = $(shell $(LD) --version | $(srctree)/scripts/ld-version.sh)